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Raw Umber (T172-11)
ACMI Tox Rating: AP
CI Name: PBr7
Chemical Description: Natural Iron Oxide containing Manganese
Lightfast Rating: I
Opacity: ST
Description: A traditional deep brown earth color, it is one of the few colors that is warm in mass tone and cool when diluted with white. A universal earth tone excellent for glazes, brunaille, shadows,etc.
reference: www.grumbacherart.com